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Predictive Mineralogy

Possible unrecorded species at Powys, Wales, UK

This table is based on statistical analysis of other localities containing similar species to the ones found at this locality.

Possible missing speciesFormulaMatch %Due to recorded presence of
DigeniteCu9S597.51%Geerite (55.32 %), Roxbyite (64.52 %), Spionkopite (62.79 %), Yarrowite (57.83 %)
FluoriteCaF295.11%Ewaldite (75.00 %), Paralstonite (50.00 %), Synchysite-(Ce) (60.92 %)
AcanthiteAg2S87.22%Proustite (55.52 %), Xanthoconite (71.29 %)
MagnetiteFe2+Fe3+2O482.95%Edingtonite (54.55 %), Ewaldite (62.50 %)
DuftitePbCu(AsO4)(OH)82.08%Arsentsumebite (56.10 %), Gartrellite (59.18 %)
PyrargyriteAg3SbS382.02%Proustite (53.45 %), Xanthoconite (61.39 %)
AdamiteZn2(AsO4)(OH)75.51%Gartrellite (51.02 %), Zincolivenite (50.00 %)
AegirineNaFe3+Si2O675.00%Ewaldite (75.00 %)
FluorapatiteCa5(PO4)3F75.00%Ewaldite (75.00 %)
StibniteSb2S370.79%Plagionite (70.80 %)
NickelineNiAs69.67%Rammelsbergite (69.68 %)
CarminitePbFe3+2(AsO4)2(OH)265.30%Gartrellite (65.31 %)
ScoroditeFe3+AsO4 路 2H2O65.30%Gartrellite (65.31 %)
StrontianiteSrCO365.00%Ewaldite (62.50 %), Paralstonite (50.00 %)
Cordylite-(Ce)NaBaCe2(CO3)4F 62.50%Ewaldite (62.50 %)
Kukharenkoite-(Ce)Ba2Ce(CO3)3F62.50%Ewaldite (62.50 %)
OrpimentAs2S358.52%Realgar (58.53 %)
MattheddleitePb5(SiO4)1.5(SO4)1.5(Cl,OH)55.55%Steverustite (55.56 %)
ZinkenitePb9Sb22S4253.09%Plagionite (53.10 %)
ChlorargyriteAgCl53.06%Gartrellite (53.06 %)
BoulangeritePb5Sb4S1152.21%Plagionite (52.21 %)
KaoliniteAl2(Si2O5)(OH)450.40%Dickite (50.40 %)
Arfvedsonite[Na][Na2][Fe2+4Fe3+]Si8O22(OH)250.00%Ewaldite (50.00 %)
CatapleiiteNa2Zr(Si3O9) 路 2H2O50.00%Ewaldite (50.00 %)
IlmeniteFe2+TiO350.00%Ewaldite (50.00 %)
LorenzeniteNa2Ti2(Si2O6)O350.00%Ewaldite (50.00 %)
NephelineNa3K(Al4Si4O16)50.00%Ewaldite (50.00 %)
NordstranditeAl(OH)350.00%Ewaldite (50.00 %)
NatroliteNa2Al2Si3O10 路 2H2O50.00%Ewaldite (50.00 %)
PhlogopiteKMg3(AlSi3O10)(OH)250.00%Ewaldite (50.00 %)
RhodochrositeMnCO350.00%Ewaldite (50.00 %)
SodaliteNa4(Si3Al3)O12Cl50.00%Ewaldite (50.00 %)
Carbocernaite(Ca,Na)(Sr,Ce,Ba)(CO3)250.00%Ewaldite (62.50 %)
Donnayite-(Y)NaCaSr3Y(CO3)6 路 3H2O50.00%Ewaldite (62.50 %)
Mckelveyite-(Y)NaCaBa3Y(CO3)6 路 3H2O50.00%Ewaldite (62.50 %)
GersdorffiteNiAsS50.00%Tu膷ekite (50.00 %)
SkutteruditeCoAs342.74%Rammelsbergite (53.43 %)
GoldAu42.55%Geerite (53.19 %)
Ancylite-(Ce)CeSr(CO3)2(OH) 路 H2O40.00%Ewaldite (50.00 %)
Burbankite(Na,Ca)3(Sr,Ba,Ce)3(CO3)540.00%Ewaldite (50.00 %)

Key: Mineral matches key element mineralogy of deposit Key element(s) in mineral not listed for deposit (-20% score)


Predicting paragenetic modes of deposit

Green indicates almost certain match based on minerals unique to a certain deposit type. Yellow indicates a possibly poor match, but should not be entirely discounted. Scores > 100 indicate strong confidence.

Paragenetic ModeScore
33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12])

Unique: Enargite, Geerite, Plagionite, Proustite, Rammelsbergite, Tu膷ekite, etc.
675
47c : Low-饾憞 subaerial oxidative hydration, weathering (see also #16 and #23) - [Carbonates, phosphates, borates, nitrates]

Unique: Otavite, Smithsonite
272
12 : Hadean hydrothermal subsurface sulfide deposits (see also #33)

Unique: Luzonite, Roxbyite
198
47a : Low-饾憞 subaerial oxidative hydration, weathering (see also #16 and #23) - [Near-surface hydration of prior minerals]164
47h : Low-饾憞 subaerial oxidative hydration, weathering (see also #16 and #23) - [Near-surface oxidized, dehydrated minerals]

Unique: Wulfenite
129
23 : Subaerial aqueous alteration by non-redox-sensitive fluids (see also #47)

Unique: Paralstonite
112
31 : Thermally altered carbonate, phosphate, and iron formations

Unique: Pumpellyite-(Fe2+)
100
47d : Low-饾憞 subaerial oxidative hydration, weathering (see also #16 and #23) - [Arsenates, antimonates, selenates, bismuthinates]88
47b : Low-饾憞 subaerial oxidative hydration, weathering (see also #16 and #23) - [Sulfates and sulfites]76
36 : Carbonatites, kimberlites, and related igneous rocks37
55 : Anthropogenic mine minerals24
32 : Ba/Mn/Pb/Zn deposits, including metamorphic deposits23
35 : Ultra-alkali and agpaitic igneous rocks22
56 : Slag and smelter minerals (see also #51 and #55)18
45b : Oxidized fumarolic minerals (see also [#11]) - [Other oxidized fumarolic minerals]16
50 : Coal and/or oil shale minerals13